dzhokhar tsarnaev. suspect number two underneath that cover. of course, called that in. then things happened very rapidly. of course, there was a massive response of law enforcement. a gun battle between the suspect and law enforcement ensued. ultimately, they were able to bring him into custody and into capture whereas you mentioned earlier, he's at the hospital. before that occurred an m.i.t. officer was shot down and a police chasten sued in which the two suspects according to the attorney's office had been carjacking an individual, led police on this chase that included over 200 rounds exchanged and multiple improvised explosive devices, the small homemade bombs thrown out of the vehicle that the suspects were allegedly fleeing in when they came here to watertown. that, of course, resulted in the death of suspect number two, tamerlan, the older brother and the escape of dzhokhar and all of the chaos that ensued after that. that ultimately came to a close. more than 24 hours after those pictures were actually distributed by the fbi. heather and heather? >> molly line,